Improvements are coming to the Outlook.com web experience but your password, login and data won't change.
Important: If your account has been upgraded, the information in this article may no longer apply. Go to
Welcome to Outlook on the web
to learn more.

Using file attachments in Outlook.com

Problems with attachments sent to you

If you can’t open or save an attachment that’s been sent to you, chances are your browser needs to be updated.